Bach 2½C vs Conn Connstellation 5CW

The Conn Connstellation 5CW has a wider cup diameter, the Conn Connstellation 5CW features a deeper cup.

Overall Comparison Cup Diameter Cup Depth Rim Width Throat Diameter Backbore Finish Material
How deep the cup is, from shallow (brighter, easier high register) to deep (darker, fuller sound).
Mouthpiece A
    Bach 2½C
    • Cornet
    Cup depthMedium
    Best suited for
    🎵All-round versatile — balanced cup for general playing
    vs
    Mouthpiece B
      Conn Connstellation 5CW
      • Cornet
      Orchestral
      Cup depth
      Best suited for
      📋Trumpet players seeking precise matched dimensions
      🎶Size 5 (16.76mm); larger cup; fuller lower register; Wide rim; larger rounded inner radius; less bit

      Cup Depth

      The Conn Connstellation 5CW has a — cup while the Bach 2½C has a medium cup. Deeper cups favor a darker, richer sound; shallower cups provide more brightness and easier upper register.

      Which is better?

      Neither mouthpiece clearly dominates the other — the right choice depends on your embouchure, playing style, and the sound you're after. Try both if possible.

      Open in interactive tool + Add third mouthpiece Bach 2½C details Conn Connstellation 5CW details Bach 2½C equivalents Conn Connstellation 5CW equivalents